Festivities of Viver Activity · Viver, El Alto Palancia, Castellón Image of Viver, not of the place itself. Viver has celebrated San Francisco de Paula for four hundred years on the Friday and Sunday of the second week of Easter, with the burning of the sacred bonfire and the handing out of blessed rice, as well as San Miguel Arcángel (29 September) and the Virgen de Gracia (30 September). Photo: Wikipedia / Wikimedia Commons (CC BY-SA) What to see and do in Viver